file: Remove try-catch around noexcept calls
file: Remove try-catch around noexcept calls

The file_impl::(ioctl|fcntl)(_short)? are explicitly marked noexcept, so
there's no reason in calling them inside try/catch block.

Signed-off-by: Pavel Emelyanov <c9a32589e048e044184536f7ac71ef92fe82df3e@scylladb.com>
Message-Id: <20220510103426.18669-1-c9a32589e048e044184536f7ac71ef92fe82df3e@scylladb.com>

scylladb/seastar,avikivity/seastar,syuu1228/seastar,syuu1228/seastar,avikivity/seastar,syuu1228/seastar,scylladb/seastar,scylladb/seastar,avikivity/seastar